User Manual
Contents
1. CRO30 Technical S 1024 bytes EEPROM divided into 16 sectors with 64 bytes on each sector 100 000 write endurance cycles 10 years data retention 13 56MHz transponder frequency 106 kbit baud rate Bit wise anti collision Up to 10 cm operating distance 4 byte unique serial number Random number generator 2 bytes access key per sector Individual access condition for each sector Purse functionality sification Power supply 2 5 3 6 V 40 60mA Interface UART NCH CR03012C nission speed 19200 bps UART R W distance of up to 50mm Storage temperature 40 C 125 C Operating temperature 25 C 70 C 3 Dimension Pin Description a E N g de O lt O A gt AO gt gt AA OS e eee A A o A AU gt gt A ne A AMIA A O O o ochre A A AA O O MON A a A See Se a A3 Ant Gx Antenna GND Initialization tine 50 200 M hertating tenperature 25 85 E Storage tenperat ure 40 125 C 4 12C Description Clock and Data Conventions Data states on the SDA line can change only during SCL LOW SDA state changes during SCL HIGH are reserved for indicating start and stop conditions Refer to Figures 1 and 2 Start Condition All commands are preceded by the start condition which is a HIGH to LOW transition of SDA when SCL is HIGH The CRO30 continuously monitors the SDA and SCL lines for the start condition and will not respond to2. Read 18 bytes 0x08 1 byte 16 bytes of Data 8 0x09 Mifare Write Host to Reader 0x12 0x09 lbyte l6bytes Block Number what block should be write Mifare s50 0 63 S70 0 255 Read Respond From Reader 0x09 lbyte Status Status 0x00 means Write command succeed 9 0x0A Mifare initialize Purse Host to Reader 0x06 0x0A 1 byte 4 bytes Read Respond From Reader OxOA 1 byte Status 0x00 initialize succeed 10 0x0B Mifare Read Vaule Host to Reader 0x02 OxOB 1byte block number Read Respond from Reader 6 bytes should be reader OxOB 1 byte Status 4 byte Data Status 0x00 read succeed 11 0x0C Mifare Deccrement Host To Reader 0x06 0x0C 1 byte block number 4 byte Data Read Respond From Reader 0x0C 1 byte Status 0x00 means Write Succeed 12 0x0D Mifare Increment Host To Reader 0x06 Ox0D 1 byte block number 4 byte Data Read Respond From Reader Command Status Ox0D 1 byte Status 0x00 means Write Succeed 13 0x0E Mifare Backup a block Host To Reader 0x03 Ox0E 1 byte block number of Source Block number of target Read Respond From Reader Ox0E 1 byte Status 0x00 means Write Succeed 14 0x12 Ultralight Card Anticollision Host write to Reader 0x01 0x12 Read Respond 7 Bytes Ox12 1 byte 7 Bytes card UID Status 0x00 select a ultralight card UID 7bytes UID of Ultralight card 15 0x13 Ultralight Card write Host To Reader 0x
3. any command until this condition has been met Figure 1 Data Validity SCL Data Stable Data Change Figure 2 Definition of Start and Stop START Bit STOP Bit Stop Condition All communications must be terminated by a stop condition which is a LOW to HIGH transition of SDA when SCL is HIGH The stop condition is also used by the CRO30I2C to place the device in the standby power mode after a read sequence A stop condition can only be issued Acknowledge Acknowledge is a software convention used to indicate successful data transfer The transmitting device either master or slave will release the bus after transmitting eight bits During the ninth clock cycle the receiver will pull the SDA line LOW to acknowledge that it received the eight bits of data Refer to Figure 3 The CRO30 will respond with an acknowledge after recognition of a start condition and its slave address If both the device and a write operation have been selected theCRO30 will respond with an acknowledge after the receipt of each subsequent eight bit word In the read mode the CRO30 will transmit eight bits of data release the SDA line and monitor the line for an acknowledge If an acknowledge is detected and no stop condition is generated by the master the CRO30 will continue to transmit data If an acknowledge is not detected theCRO30 will terminate further data transmissions The master must then issue a stop condition to return th
4. 06 0x13 Page number of write Four byte data Read Respond from Reader 0x13 1 byte Status OxOO means writ succeed Ultralight Read refer to Command 7 mifare Read 16 0x14 PCD Antenna control Host write to Reader Ox02 Ox14 lbyte Data 0O close field 1 open field Read Respond from Reader 0x14 1 byte Status OxOO means Control Reader Field succeed 17 0x15 Reset Reader Host write to Reader 0x01 Ox15 No respond after receive this command reader should Reset 18 0x16 Request Reader Status Host write to Reader 0x01 0x16 Read Respond from Reader 1 byte 0x16 1 byte Status 0x00 means Request Reader status succeed Status of Reader 1 means Rfid Circuit working fine O fail It is result of Reset RFID chip 19 0x17 Set Reader to Sleep Mode Host write to Reader LENGTH COMMAND 0x01 0x17 No respond after receive this command reader should turn to Sleep mode Low active on Wake pin can wake up Reader
5. depend on different Commands Host Read the Respond from Reader Different length by different Command Address Reader working as slave mode Host Read data from Reader always Address is 0xA1 Length Length should be Read by RC Command Status Data length Command Same as Command word just Execute Data Data what reader or Cards respond During Reader execute the command a Host Read should got fail respond 5 2 Command List 1 0x01 2 0x02 3 0x03 4 0x04 5 0x05 6 0x07 7 0x08 8 0x09 9 0x0A 10 0x0B 11 0x0C 12 0x0D 13 0x0E 14 0x12 15 0x13 16 0x14 17 0x15 18 0x16 19 0x17 mifare Request mifare Anticollision Mifare select Mifare Halt Mifare Request a card Request Anticollision select Mifare Authentication Mifare Read Mifare Write Mifare initialize Purse Mifare Read Vaule Mifare Deccrement Mifare Increment Mifare Backup a block Ultralight Card Anticollision Ultralight Card write PCD Antenna control Reset Reader Request Reader Status Set Reader to Sleep Mode 5 3 Command Description 1 0x01 mifare Request refer to Command 5 Host to Reader 0x02 0x01 lbyte Request mode Request mode 0x52 request all Type A card In filed Request mode 0x26 request idle card Read Respond from Reader 0x01 1 byte 2 byte Mifare card Mark Mifare Card Mark 0x4400 ultra li ght 0x0400 Mfare Mne S50 0x0200 Mfare _Qhe S70 0x4403 Mfare DESFi re Ox0800 Mfa
6. e CRO30 to the standby power mode and place the device into a known state Figure 3 Acknowledge Response From Recelver Data Output From Transmitter Data Output From Receiver AY Pai Acknowledge DEVICE ADDRESSING Following a start condition the master must output the address of the slave it is accessing The most significant four bits of the slave are the device type identifier see Figure 4 For the CRO30 this is fixed as 1010 B Figure 4 Slave Addressing Device High Order Address Word Address Write Data to Reader The Host send a Command to CRO30 via write operation then CRO30 will execute Command what Host sent Finished time according to different order most less than 50ms Figure 5 Page Write Bus oo Slave Length Address Address n Command code Data Data Length 1 VA gt ae oF SOA Ln AA a fom A A A A A Bus Activity Cc Cc Cc Note In this example n xxxx 000 B x 1 or 0 READ Respond The Host get Reader Respond by Read Operation Figure 6 Sequentlal Read Master Address SDA Line Bus Activity C K Command Code Status 5 Command Format amp Protocol 5 1 Command Format Host Write Data to Reader Different length by Different Command Address Reader working as slave mode Host send data to Reader always Address is 0xA0 Length Length of Command Data Command Command Code to Reader Refer to Command List Data Data different parameter
7. re Pro 0x0403 Mfare Prox 2 0x02 mifare Anticollision refer to Command 5 Host write to Reader 0x01 0x02 Read Data Respond Read 6 bytes Ox02 1 byte 4bytes Status 0x00 Select a card success UID four byte card UID cr030 default firmware for S50 s70 so here 4 byte UID 3 0x03 Mifare select refer to Command 5 Host to Reader 0x02 0x03 4 byte Read Respond from Reader 0x03 1 byte Status 0x00 succeed select 4 0x04 Mifare Halt Host write to Reader 0x01 0x04 Read Data Respond Read 2 bytes 0x04 1 byte Status 0x00 Halt success 5 0x05 Mifare Request a card Request Anticollision select Host write to Reader 0x01 0x05 Read Data Respond Read 8 bytes 0x05 1 byte 2bytes 4bytes Status 0X00 Select a card success Card Type 0x4400 ultra li ght 0x0400 Mfare_Ohe S50 0x0200 Mfare Qhe S70 0x4403 Mfare DESFi re Ox0800 Mfare Pro 0x0403 Mfare Prox UID four byte card UID cr030 default firmware for S50 s70 so here 4 byte UID 6 0x07 Mifare Authentication Host Send to Reader 0x09 0x07 lbyte lbyte 6bytes Authentication Mode 0x60 Key A 0x6l Key B Block block number which block should be Authentication Key 6 bytes Key Read Respond 2 bytes 0x09 1 byte Status if OO means authentication succeed 7 0x08 Mifare Read Host to Reader 0x02 0x08 lbyte Block number what block shold be read Mifare s50 0 63 S70 0 255 Read Respond From Reader
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